Price checker



FIG. 1 is perspective view of the front and left side of a price checker showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a back view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown in FIGS. 1-7 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a price checker, as shown and described. 